Frt Plywood Roof Sheathing

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Frt plywood roof sheathing.

Frt plywood is a sheathing treated with a chemical to prevent flame spreading in the event of the fire. In addition it has a higher load span ratings than frtw plywood of the same thickness and can reduce labor costs and construction time compared to gypsum over wood options. Research at the usda forest service forest products. Some frt plywood products are only certified for type v construction.

It was used on townhouses and condos roofs 4 feet on each side sometimes more of the walls separating each individual unit in the late 1970 s to early 1980 s. This plywood has been grade stamped and third party inspected to ensure quality. The cause appears to be certain fire retardant chemicals that are activated under environmental conditions of high temperature and moisture content. Add to list click to add item roseburg fir plywood sheathing to your list.

Requirements specifications for fire retardant plywood treatment for roof sheathing. Frt or flame resistant plywood is or was required by building codes for certain structures such as on either side of the fire wall between building units in multiple living unit structures apartments condos townhouses. Abstract fire retardant treated frt plywood used as roof sheathing has exhibited strength degradation in some situations. Description documents flamepro frtw wood has been tested for fire performance by several independent laboratories and meets model code requirements for a class a class 1 fire retardant.

Shipping ship to store free. It adds proven performance and durability to new homes room additions and renovations. The problem is caused by excessive exposure to solar radiation. In virtually all cases engineered wood sheathing is certified for type ii iii and v construction.

Fx lumber guard xt frt osb sheathing can be used in type ii iii and v construction as a listed component in fire rated interior wall exterior wall and roof deck assemblies and as an alternative to pressure impregnated frtw plywood. It s common for fire rated osb sheathing to be a code compliant component of numerous ul and intertek listed exterior and interior load bearing wall assemblies. Compare click to add item roseburg fir plywood sheathing to the compare list. Plywood sheathing is ideal for residential and light plywood sheathing is ideal for residential and light construction and every piece meets the highest grading standards for strength and appearance.